/*

 * (C) 1999-2003 Lars Knoll (knoll@kde.org)

 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public License

 * along with this library; see the file COPYING.LIB.  If not, write to

 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

 * Boston, MA 02110-1301, USA.

 */

#include "config.h"

#include "FontFamilyValue.h"

#include "CSSParser.h"

namespace WebCore {

FontFamilyValue::FontFamilyValue(const String& familyName)

    : CSSPrimitiveValue(String(), CSS_STRING)

    , m_familyName(familyName)

{

    // If there is anything in parentheses or square brackets at the end, delete it.

    // FIXME: Do we really need this? The original code mentioned "a language tag in

    // braces at the end" and "[Xft] qualifiers", but it's not clear either of those

    // is in active use on the web.

    unsigned length = m_familyName.length();

    while (length >= 3) {

        UChar startCharacter = 0;

        switch (m_familyName[length - 1]) {

            case ']':

                startCharacter = '[';

                break;

            case ')':

                startCharacter = '(';

                break;

        }

        if (!startCharacter)

            break;

        unsigned first = 0;

        for (unsigned i = length - 2; i > 0; --i) {

            if (m_familyName[i - 1] == ' ' && m_familyName[i] == startCharacter)

                first = i - 1;

        }

        if (!first)

            break;

        length = first;

    }

    m_familyName.truncate(length);

}

void FontFamilyValue::appendSpaceSeparated(const UChar* characters, unsigned length)

{

    m_familyName.append(' ');

    m_familyName.append(characters, length);

}

String FontFamilyValue::cssText() const

{

    return quoteCSSStringIfNeeded(m_familyName);

}

}